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Generated on Sat Jul 9 2022 09:14:55 for Rcpp Version 1.0.9 by 1.9.1
Rcpp: Seamless R and C++ Integration Synopsis The Rcpp package help to integrate R and C++ via R functions and a (header-only) C++ library. All underlying R types and objects, i.e., everything a SEXP represents internally in R, are matched to corresponding C++ objects. This covers anything from vectors, matrices or lists to environments, functions and more. Each SEXP variant is automatically mappe
You’re reading the first edition of Advanced R; for the latest on this topic, see the Rewriting R code in C++ chapter in the second edition. High performance functions with Rcpp Sometimes R code just isn’t fast enough. You’ve used profiling to figure out where your bottlenecks are, and you’ve done everything you can in R, but your code still isn’t fast enough. In this chapter you’ll learn how to i
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某ドキュメントのほぼまんまなんだけど,Rcppでコードを生成する場合,大まかに四つの方法に分けられるかと ソースに書いてコンパイルし,Rでロードする C/C++のまんまの関数コードだけのファイル int fibonacci(const int x){ if(x==0)return(0); if(x==1)return(1); return fibonacci(x-1)+fibonacci(x-2); }
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